section.hi-mention-body {
  position: relative;
  width: 100%;
  height: 100%;
  padding: 0;
  margin: 0;

  &,
  * {
    box-sizing: border-box;
  }

  & > div.hi-mention-editor {
    width: 100%;
    height: 100%;
    position: relative;
    overflow-y: auto;
    outline: none;
    padding: 0;
    margin: 0;

    /* 设置滚动条宽度为0 */
    &::-webkit-scrollbar {
      width: 0;
      height: 0;
    }

    /* 设置滚动条轨道的样式 */
    &::-webkit-scrollbar-track {
      background-color: transparent;
    }

    /* 设置滚动条滑块的样式 */
    &::-webkit-scrollbar-thumb {
      background-color: transparent;
      border-radius: 6px;
    }

    /* 设置滚动条滑块在鼠标悬停时的样式 */
    &::-webkit-scrollbar-thumb:hover {
      background-color: transparent;
    }
  }

  & > div.hi-mention-placeholder {
    position: absolute;
    width: 100%;
    top: 0;
    left: 0;
    z-index: 999;
    pointer-events: none;
  }

  .hi-mention-at-user {
    cursor: text;
    user-select: all;
    margin: 0 2px;
  }
}
